<?php
$app = new Yaf_Application(__DIR__ . "/conf/application.ini");
$loader = Yaf_Loader::getInstance();
$loader->registerLocalNamespace(array("Models", "Services"));
var_dump(count($loader->getLocalNamespace()));
$loader->clearLocalNamespace();
var_dump(count($loader->getLocalNamespace()));
?>
The above example will output
something similar to: